blob: 1db854834d36aaa49388bc8fda934c188fc0fcb2 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
// This file is part of libigl, a simple c++ geometry processing library.
//
// Copyright (C) 2015 Alec Jacobson <alecjacobson@gmail.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License
// v. 2.0. If a copy of the MPL was not distributed with this file, You can
// obtain one at http://mozilla.org/MPL/2.0/.
#include "triangles_from_strip.h"
#include <iostream>
template <typename DerivedS, typename DerivedF>
IGL_INLINE void igl::triangles_from_strip(
const Eigen::MatrixBase<DerivedS>& S,
Eigen::PlainObjectBase<DerivedF>& F)
{
using namespace std;
F.resize(S.size()-2,3);
for(int s = 0;s < S.size()-2;s++)
{
if(s%2 == 0)
{
F(s,0) = S(s+2);
F(s,1) = S(s+1);
F(s,2) = S(s+0);
}else
{
F(s,0) = S(s+0);
F(s,1) = S(s+1);
F(s,2) = S(s+2);
}
}
}
#ifdef IGL_STATIC_LIBRARY
// Explicit template instantiation
#endif
|